The Cloud: The cloud,often reffered as "cloud computing" is on-demand computing resources service over the internet.In simple word...
The Cloud:
The cloud,often reffered as "cloud computing" is on-demand computing resources service over the internet.In simple words you can say that cloud computing is a pay-for-use service on the internet for any resources like virtual OS,data center or an application.
In short Cloud is a technology for deploying group of remote servers and centralized and networked data so it can have online access.Its goal is to allow users to take benefit from all of these technologies without deep knowledge and equipments for their work with aim to ut the costs and removing other obstacles.
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Type of services
- Software(Application) as a service(SaaS)
SaaS is a service in which your services run on distant computers or say in cloud that are owned and managed by your service provider and that connect to users' computer via the internet usually from browsers
- Platform as a Service(PaaS)
PaaS provides a cloud environment with a robust platform including complete lifecycle of building and delivering web-based applications-without buying and managing required hardware,extra softwares and hosting cost.
- Infrastructure as a Service(IaaS)
SaaS is a service in which your services run on distant computers or say in cloud that are owned and managed by your service provider and that connect to users' computer via the internet usually from browsers
Cloud computing deployment models
- Public Cloud
This clouds are owned and operated by companies that use them to offer rapid access to computing resources to other person or organization.Users don't need to purchase hardware,software or any other infrastructure which is owned by provider.
- Private Cloud
This clouds are owned and operated by a single company that controls resources and services and how they are customised and used in their business or bussiness group.It provide more control of resources and steering clear of multi-tenancy.
- Hybrid Cloud
This clouds uses a private cloud combined with the strategic use of public cloud services.Most companies with private cloud will evolve to manage workload across data centers so they creates hybrid cloud.
Cloud computing deployment models
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| Benefits - image from clikcloud |
- You can get your services with minimal spending and without extra hardwares.Pay as per you need i.e. weekly,monthly or yearly based on demand.
- As long as you have an internet access,you can work from anywhere.
- It is flexible.If your need more bandwidth than usual then a cloud can instantly meet the demand as provider has very vast capacity.You can imagine cloud as an almost infinite storage.
- Automatic software integration is done so you dont need to customize and integrate your application as per your preferances.It can also customize your options and preferances with great ease.
- Your data is secured as it is stored in cloud.If you lost device or hardware is damaged then data is still on cloud which you can get easily.
Top cloud computing service providers
Useful Blogs For Cloud-Computing
Chris Swan - The State of Me
Randy Bias - CloudScaling blog
Greg O'Connor - the AppZero , Utilizer Syndicated blog here
Adrian Cockcroft - His blog
Diane Mueller - Twitter only
Ben Kepes - Diversity
Paul Miller - Cloud of Data
James Urquhart - Wisdom of Clouds
Krishnan Subramanian - All Things Platform
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